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Removal & Installation (Z3)

PCM is located in box in right rear of engine compartment. Remove PCM box cover. Disconnect electrical connector. Remove PCM. See Fig 1. To install, reverse removal procedure.

Fig 1: Removing PCM (Z3)

Courtesy of BMW OF NORTH AMERICA, INC.

CAUTION: BMW 3-series vehicles utilize either a Bosch or Siemens PCM. PCMs cannot be interchanged.